Table 1. Percentages of papers which included vouchers or other specimen records based on the different categories and category types.
“Total” refers to the accepted papers which fit a given category. “Vouchers” refers to the number of accepted papers which fit a given category and included vouchers in their study. “Percent” is the percentage of accepted papers in the given category which included vouchers. The “Total accepted” category type refers to all 281 papers which were included in the study (Fig. 1).
| Category type | Category | Total | Vouchers | Percent (%) |
|---|---|---|---|---|
| Habitat type | Marine | 61 | 4 | 6.6 |
| Freshwater | 63 | 9 | 14.3 | |
| Terrestrial | 163 | 53 | 32.5 | |
| Class | Myriapoda | 9 | 2 | 22.2 |
| Insecta | 176 | 47 | 26.7 | |
| Crustacea | 102 | 6 | 5.9 | |
| Arcachnida | 76 | 20 | 26.3 | |
| Insect taxa | Coleoptera | 94 | 20 | 21.3 |
| Hymenoptera | 63 | 19 | 30.2 | |
| Diptera | 82 | 14 | 17.1 | |
| Lepidoptera | 41 | 11 | 26.3 | |
| Other | 82 | 16 | 19.5 | |
| Species level | Species | 247 | 61 | 24.7 |
| Above species | 34 | 5 | 14.7 | |
| Institution type | University | 194 | 49 | 25.3 |
| Museum | 17 | 8 | 47.1 | |
| Government | 58 | 9 | 15.5 | |
| Private | 15 | 5 | 33.3 | |
| Non-profit | 7 | 3 | 42.9 | |
| Other | 2 | 0 | 0.0 | |
| Year | 1989 | 26 | 3 | 11.5 |
| 1994 | 28 | 1 | 3.6 | |
| 1999 | 58 | 11 | 19.0 | |
| 2004 | 49 | 11 | 22.4 | |
| 2009 | 60 | 19 | 31.7 | |
| 2014 | 60 | 21 | 35.0 | |
| Number of taxa | 0–5 | 19 | 1 | 5.3 |
| 6–15 | 27 | 4 | 14.8 | |
| 16–30 | 33 | 10 | 30.3 | |
| 31–60 | 71 | 19 | 26.8 | |
| >60 | 126 | 31 | 24.6 | |
| Journal type | Genetics | 10 | 3 | 30.0 |
| Entomology | 70 | 32 | 45.7 | |
| EcoEvo | 107 | 25 | 23.4 | |
| Cell biology | 11 | 3 | 27.3 | |
| Total | 281 | 66 | 23.5 |